Question

giving medal for answer


Two angles with measures (5x + 7) and (15x - 7)supplementary. What is the value of x?
a.
x = 9
c.
x = 42
b.
x = 18
d.
x = 15

Answer 1

just do tis 5x + 7 + 15x - 7 = 180 because it is supplementary you have to add the equations together

Answer 2

so what does the x become?

Answer 3

umm idk 0,0

Answer 4

9 ?

Answer 5

no it becomes the number when you add 5x + 15x = 180

Answer 6

yes mean

Answer 7

that was for your first answer

Answer 8

9 is the correct answer

Answer 9

thnks !

Answer 10

yw

Answer 11

its 9